Scrap grades accepted by the Institute of Scrap Recycling Indsutries Inc. (ISRI) are listed below:

• Boxboard Cuttings
• Mill Wrappers
• Over-Issue News
• Old Magazines
• Corrugated Containers (OCC)
• Double Sorted OCC
• New Double-Lined Kraft Corrugated Cuttings (DLK)
• Fiber Cores
• Used Brown Kraft
• Mixed Kraft Cuttings
• Carrier Stock
• New Colored Kraft
• Kraft Grocery Bag (KGB)
• New Brown Kraft Envelope Cuttings
• Mixed Flyleaf Shavings
• Telephone Directories
• White Blank News (WBN)
• Groundwood Computer Printout (GW CPO)
• Coated Flyleaf Shavings
• Coated Soft White Shavings (SWS)
• Hard White Shavings (HWS)
• Hard White Envelope Cuttings (HWEC)
• New Colored Envelope Cuttings
• Semi Bleached Cuttings
• Unsorted Office Paper (UOP)
• Sorted Office Paper (SOP)
• Manifold Colored Ledger (MCL)
• Sorted White Ledger (SWL)
• Manifold White Ledger (MWL)
• Coated Book Stock (CBS)
• Coated Groundwood Sections (CGS)
• Lightly Printed Bleached Board Cuttings
• Printed Bleached Board
• Unprinted Bleached Board
• #1 Bleached Cup Stock (#1 Cup)
• #2 Printed Bleached Cup Stock (#2 Cup)
• Printed Bleached Plate Stock
• Aseptic Packaging and Gable-Top Cartons
• Mixed Paper (MP)
• Sorted Residential Papers & News (SRPN)
• Sorted Clean News (SCN)
• Unprinted Bleached Plate Stock  

ISRI Specialty Grades

• White Waxed Cup Cuttings
• Printed Waxed Cup Cuttings
• Poly Coated Cup Stock
• Polycoated Bleached Kraft—Unprinted
• Polycoated Bleached Kraft—Printed
• Polycoated Milk Carton Stock
• Polycoated Diaper Stock
• Polycoated Boxboard Cuttings
• Printed and/or Unprinted Bleached Sulfate Containing Foil
• Waxed Corrugated Cuttings
• Wet Strength Corrugated Cuttings
• Beer Carton Scrap
• Contaminated Bag Scrap
• Insoluble Glued Free Sheet Paper and/or Board (IGS)
• White Wet Strength Scrap
• Brown Wet Strength Scrap
• Printed and/or Colored Wet Strength Scrap
• File Stock
• Ruled White
• Flyleaf Shavings Containing Hot Melt Glue
• Books with Covers
• Plastic Windowed Envelopes
• Textile Boxes
• Printed TMP
• Unprinted TMP
• Manila Tabulating Cards
• Sorted Colored Ledger
• Computer Printout (CPO)